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CMake: Better policy availability checking

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It's better to use if(POLICY ...) and we don't have to check for CMake 3.0 because this is the minimal required version.
This commit is contained in:
Paweł Bylica
2018-07-24 17:07:11 +02:00
parent cfef5ec6b2
commit 1a64dd1d71
1 changed files with 6 additions and 13 deletions
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cmake/EthPolicy.cmake
+6 -13
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@@ -4,23 +4,16 @@ macro (eth_policy)
# link_directories() treats paths relative to the source dir.
cmake_policy(SET CMP0015 NEW)
if (${CMAKE_VERSION} VERSION_GREATER 3.0)
# Avoid warnings in CMake 3.0.2:
cmake_policy(SET CMP0042 NEW)
cmake_policy(SET CMP0043 NEW)
# Avoid warnings in CMake 3.0.2:
cmake_policy(SET CMP0042 NEW)
cmake_policy(SET CMP0043 NEW)
# allow VERSION argument in project()
cmake_policy(SET CMP0048 NEW)
# allow VERSION argument in project()
cmake_policy(SET CMP0048 NEW)
endif()
if (${CMAKE_VERSION} VERSION_GREATER 3.1)
if (POLICY CMP0054)
# do not interpret if() arguments as variables!
cmake_policy(SET CMP0054 NEW)
endif()
endmacro()